Oum, Sang-il

• The Electronic Journal of Combinatorics Volume 18, Issue 1 (2011) - Papers
  Perfect Matchings in Claw-free Cubic Graphs
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 24, Issue 2 (2017) - Papers
  Majority Colourings of Digraphs
  Abstract  PDF  source file  Official Source
• The Electronic Journal of Combinatorics Volume 28, Issue 2 (2021) - Papers
  The Erdős-Hajnal Property for Graphs with No Fixed Cycle as a Pivot-Minor
  Abstract  PDF
• The Electronic Journal of Combinatorics Volume 32, Issue 4 (2025) - Papers
  Linear Bounds on Treewidth in Terms of Excluded Planar Minors
  Abstract  PDF